Simplify
(4i)(–5i)(6i)
–120
–120i(incorrect)
120i
120
1 answer:
Answer:
120i
Step-by-step explanation:
;i × i = -1....so hence
4i × (-5i) = -20 i^2...which is -20(-1) = 20....
then you multiply with 6i
20(6i) = 120i
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Step-by-step explanation:
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Answer:
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Step-by-step explanation:
For a unit rate the onemust go in the denominator.
x/1
Make a proportion
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divide 180 by 3
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